21079+3701 SEI 1409

21^h 07^m 53.54^s +37° 01' 13.7" P.A. 134.00 sep 24.3 mag 10.26,12.80

Coord 2000	21079+3701	Discov num	SEI1409	Comp		Coord arcsec 2000	21 07 53.54 +37 01 13.7
Date first	1896	Date last	2015	Obs	9
Pa first	129	Pa last	134.1	P.A. Now (θ)	134.1°
Sep first	26.7	Sep last	24.291	Sep. Now (ρ)	24.291"
Mag pri	10.26	Mag sec	12.80	delta mag (ΔM)	2.54	Spectral class
Pri motion ra	+005	Sec motion ra	-020
Pri motion dec	+005	Sec motion dec	-001
Notes

rPM=1.284

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2713-02493-1

Gaia DR2

1868744771617962624

WDS 21079+3701 SEI 1409 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Sei1908	Pa -	Scheiner, J.	1908POPot..59.....S
Sei1908	+Po	Pub. Obs. Potsdam 20, #59, 1908
Sei1913A	Pa -	Scheiner, J.	1913QB811.B8.......
Sei1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A	Pa -	Scheiner, J.	1932QB821.A43......
Sei1932A		cited in ADS (Aitken Double Star Cat.), 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21079+3701	SEI1409		1998	3	134	24.2	10.26	12.80		D	210753.54+370113.7
21079+3701	SEI1409		2002	4	134	24.3	10.26	12.80		D	210753.54+370113.7
21079+3701	SEI1409		2010	5	133	25.7	10.26	12.80			210753.54+370113.7
21079+3701	SEI1409		2015	6	134	24.3	10.26	12.80			210753.54+370113.7

If you need more information about this double, apply for a data request form to the WDS.

WDS 21079+3701 SEI 1409 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21079+3701 SEI 1409 : MEASURES

No records found.

WDS 21079+3701 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 21079+3701 : ALADIN DSS IMAGE @ 21^h 07^m 53.54^s +37° 01' 13.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21079+3701 SEI 1409 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		21079+3701	SEI1409		134	24.3
Show		21072+3657	SEI1407	AB	274	13.8	10
Show		21072+3657	CTT 16	AC	254	29.3	10
Show		21088+3707	SEI1416		59	6.0	12
Show		21089+3706	TDT2784		124	2.4	14
Show		21090+3652	LDS5917		267	5.2	17
Show		21071+3645	TDS1117		264	0.9	20
Show		21067+3715	SEI1406		175	3.2	21
Show		21087+3719	SEI1415		256	31.7	21
Show		21077+3640	TDT2772		165	0.4	21
Show		21061+3706	SEI1400		137	24.4	23
Show		21094+3716	SEI1419		141	17.7	23
Show		21066+3645	SEI1404	AB	308	23.9	24
Show		21066+3645	TOB 209	BC	322	19.0	24
Show		21099+3659	SEI1422		330	20.5	24
Show		21070+3724	TDT2763		215	2.0	26
Show		21064+3643	SEI1403		123	11.4	26
Show		21059+3652	TDT2743		173	0.8	27
Show		21098+3646	SEI1421	AC	182	7.9	28
Show		21098+3646	WSI 50	AB	346	4.9	28
Show		21087+3633	TDT2782		154	0.5	30
Show		21092+3638	COU1966		132	1.4	30
Show		21104+3705	SEI1427		164	25.3	31
Show		21092+3635	GRV 425		266	32.6	31
Show		21092+3728	SEI1418		52	22.0	32
Show		21082+3628	SEI1410		170	20.3	34
Show		21058+3726	SEI1399		31	24.4	35
Show		21102+3726	HU 1309	AB	171	3.0	37
Show		21102+3726	HU 1309	AC	239	21.9	37
Show		21104+3640	TDT2802		92	0.5	38
Show		21058+3633	SEI1397		343	22.0	38
Show		21075+3622	TDT2768		171	0.6	40
Show		21047+3710	HDS3003		283	1.4	40
Show		21108+3643	TDT2807		273	1.4	40
Show		21112+3652	SEI1436		106	13.3	41
Show		21066+3623	SEI1405		314	8.5	42
Show		21092+3620	COU1815		100	0.4	44
Show		21084+3618	CRB 138		128	22.9	44
Show		21113+3646	COU1970		106	0.6	45
Show		21105+3733	TDT2804		117	0.8	46
Show		21039+3655	GRV 408		310	32.3	48
Show		21105+3738	SEI1430		132	18.6	48
Show		21085+3614	SEI1412		64	9.3	49
Show		21106+3737	HU 1310		22	2.8	49
Show		21101+3620	SEI1424		61	26.3	50
Show		21108+3738	ALI 681		21	12.0	50
Show		21095+3746	GRV 427		201	18.2	50
Show		21107+3741	SEI1432		42	8.0	51
Show		21036+3701	SEI1382		157	6.0	52
Show		21046+3628	SEI1391		329	23.9	53
Show		21038+3643	SEI1385		240	24.8	53

WDS 21079+3701 : COMPONENTS

	A
B	pa=140.5° sep=21.90"

21079+3701 A

Componente originario normalizzato	AB		Coord arcsec 2000	210753.54+370113.7		Mag	10.26		PmRA	5.00
PmDE	5.0		Tycho2	2713-02493-1

Tycho2

Tycho2	2713-02493-1	Pflag		RAmdeg	316.97312565	DEmdeg	37.02049377
PmRA	7.7	PmDE	3.3	E RAmdeg	18	E DEmdeg	16
E pmRA	1.2	E pmDE	1.1	EpRAm	1988.35	EpDEm	1988.75
Num	8	Q RAmdeg	0.6	Q DEmdeg	0.9	Q pmRA	0.5
Q pmDE	0.9	BTmag	10.470	E BTmag	0.029	VTmag	10.263
E VTmag	0.031	Prox	999	TYC	T	HIP
CCDM		RAdeg	316.97310306	DEdeg	37.02048667	EpRA 1990	1.64
EpDE 1990	1.83	E RAdeg	19.2	E DEdeg	16.7	Posflg
Corr	0.1

CCDM

Ccdm	21079+3701	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.43	DDEs	13.5
R dRAs	65	Year		Theta		Rho
Obs	2	Vmag	8.5	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	21039N3637A
HIC

21079+3701 B

Componente originario normalizzato	AB		Coord arcsec 2000	210754.70+370056.8		Mag	12.8		PmRA	-20.00
PmDE	-1.0		Calc delta mag	2.54		Calc coord	yes

CCDM

Ccdm	21079+3701	RComp		Comp	B	Note1
Note2		Discov num	SEI1409	DRAs	1.20	DDEs	-4.0
R dRAs	65	Year	1896	Theta	130	Rho	26.7
Obs	1	Vmag	11.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	21039N3637B
HIC